Liam and Alex are creating resources for students to do better on exams. In a single week, Liam can write 50 review questions or create 30 help videos, but Alex can write 40 review questions or create 30 videos. Liam and Alex are producing the combination of videos and questions at point B. How may videos are the producing if they are producing 60 questions? a. 20 b. 22 c. 24 d. 26 e. 28